What they do:
Interactive meetings and presentations
Quick facts:
HQ: San Francisco, CA, United States
Y Combinator Summer 2008 Startups
This list has 22 startups and was last updated on Oct 15, 2026. Biggest hubs: San Francisco (9), Boston (3), and New York (2). Largest teams: Poll Everywhere, Cloudant, and Posterous.
22 startups
Cloudant
Acquired
What they do:
NoSQL Database-aaS. Acquired by IBM in 2014. Now IBM Cloud Data…
Quick facts:
HQ: Boston, MA, United States
Posterous
Acquired
What they do:
Dead simple blogs by email
Quick facts:
HQ: San Francisco, CA, United States
JustSpotted
Acquired
What they do:
Acquired by Google in 2011
Quick facts:
HQ: San Francisco, CA, United States
BackType
Acquired
What they do:
BackType was an analytics company acquired by Twitter in 2011
Quick facts:
HQ: San Francisco, CA, United States
YC S08Early stage
Treehouse
Shut down
What they do:
Treehouse is an online technology school that offers beginner to advanced courses in web design, web development, mobile development and game development…
Quick facts:
HQ: San Francisco, CA, United States
Picwing
Shut down
What they do:
Photo Sharing platform for families
Quick facts:
HQ: San Francisco, CA, United States
OhLife
Shut down
What they do:
OhLife is a personal journal that you'll actually keep. Every day we send you an email asking "How'd your day go?" You type as much as you want and hit reply.…
Quick facts:
HQ: San Francisco, CA, United States
Frogmetrics
Shut down
What they do:
Frogmetrics aggregates your data from unlimited locations, automatically finds the most important statistics, and helps you gain insights about your business…
Quick facts:
HQ: New York, NY, United States
Anyvite
Shut down
What they do:
Anyvite is a free site dedicated to event invitation creation and group organization. Launched in 2008, Anyvite provides users with the most efficient way to…
Quick facts:
HQ: Columbia, MD, United States
Youlicit
Shut down
What they do:
The Youlicit web content recommendation engine leverages the wisdom of the crowds to return the most recommended sites related to a website or topic. To use…
Quick facts:
HQ: New York, NY, United States
Team Apart
Shut down
What they do:
Team Apart is a real-time online group collaboration tool.
Quick facts:
Ticket Stumbler
Shut down
What they do:
TicketStumbler is a secondary ticket market search engine and comparison website. They search through thousands of ticket listings from hundreds of brokers…
Quick facts:
HQ: Boston, MA, United States
Snipd
Shut down
What they do:
Grab pieces of enjoyable content from any page, save them online, and share without having to copy/paste using a simple bookmarklet. For bloggers and media…
Quick facts:
HQ: San Francisco, CA, United States
Popcuts
Shut down
What they do:
Popcuts is an online music store where fans participate in the…
Quick facts:
HQ: Lucerne Valley, CA, United States
Slinkset
Shut down
What they do:
Votable lists
Quick facts:
HQ: San Francisco, CA, United States
CO2Stats
Shut down
What they do:
Social and environmental web analytics. Acquired in December 2016.
Quick facts:
HQ: Boston, MA, United States
YC S08Early stage
Claimspotting
Shut down
What they do:
Claim and conquer your city
Quick facts:
HQ: Remote
YC S08Early stage
People & Pages
Shut down
What they do:
People and Pages is a service similar to Google Groups, allowing group organizers to manage email lists and publish to the web in one place. Although the…
Quick facts:
YC S08Early stage
Job Alchemist
Shut down
Quick facts:
YC S08Early stage
Precognate
Shut down
Quick facts:
YC S08Early stage
PlayReader
Shut down
Quick facts:
YC S08Early stage
Questions and answers
How many startups are on this list?
There are 22 startups on this list, last updated on Oct 15, 2026.
Which of them are hiring?
None of them shows open roles right now.
Which of them have the largest teams?
By team size: Poll Everywhere (70 employees), Cloudant (51 employees), and Posterous (11 employees).
Where are they based?
The biggest hubs are San Francisco (9), Boston (3), and New York (2).